{"schemaVersion":3,"id":"CVE-2021-24184","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Several AJAX endpoints in the Tutor LMS – eLearning and online course solution WordPress plugin before 1.7.7 were unprotected, allowing students to modify course information and elevate their privileges among many other actions.","dates":{"published":"2021-04-05T18:27:45.000Z","modified":"2024-08-03T19:21:18.926Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.5,"severity":"medium","vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"wordfence","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01439,"percentile":0.72743,"severity":"low","asOf":"2026-10-18T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-18T00:00:00.000Z","baselineScore":0.01439},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01439,"percentile":0.72743}],"last30":[{"date":"2026-09-18T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01439,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01439,"percentile":0.72743}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_B9C6A7C9845668E8","name":"Exploit Reference (wordfence.com)","source":"reference","url":"https://www.wordfence.com/blog/2021/03/several-vulnerabilities-patched-in-tutor-lms-plugin/","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"REF_20FD320D20742705","name":"Exploit Reference (wpscan.com)","source":"reference","url":"https://wpscan.com/vulnerability/5e85917c-7a58-49cb-b8b3-05aa18ffff3e","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":2,"weaknesses":[{"id":"CWE-862","name":"Missing Authorization","description":"The product does not perform an authorization check when an actor attempts to access a resource or perform an action.","type":"weakness","status":"Incomplete","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/862.html"},{"id":"CWE-269","name":"Improper Privilege Management","description":"The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/269.html"}],"affected":[{"vendor":"themeum","product":"tutor lms","name":"Tutor LMS","label":"tutor lms","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.7.7","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.7.7","eol":null,"hubHref":"/vendor/themeum/tutor_lms"},{"vendor":"unknown","product":"tutor lms – elearning and online course solution","name":"Tutor LMS – eLearning and online course solution","label":"tutor lms – elearning and online course solution","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 1.7.7, < 1.7.7","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 1.7.7, < 1.7.7","eol":null,"hubHref":"/vendor/unknown/tutor_lms_-_elearning_and_online_course_solution"},{"vendor":"wordpress","product":"tutor","name":"Tutor LMS – eLearning and online course solution","label":"tutor","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 1.7.7","noFixRecorded":false,"fixedIn":"1.7.7"}],"versionsText":"< 1.7.7","eol":null,"hubHref":null}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.wordfence.com/blog/2021/03/several-vulnerabilities-patched-in-tutor-lms-plugin/","label":"www.wordfence.com/blog/2021/03/several-vulnerabilities-patched-in-tutor-lms-plugin/","hostname":"www.wordfence.com","tags":["X Refsource MISC","Exploit","Third Party Advisory"]},{"url":"https://wpscan.com/vulnerability/5e85917c-7a58-49cb-b8b3-05aa18ffff3e","label":"wpscan.com/vulnerability/5e85917c-7a58-49cb-b8b3-05aa18ffff3e","hostname":"wpscan.com","tags":["X Refsource CONFIRM","Exploit","Third Party Advisory"]},{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/64bae119-12c3-4b3e-88a7-2eb5a7b1b537","label":"www.wordfence.com/threat-intel/vulnerabilities/id/64bae119-12c3-4b3e-88a7-2eb5a7b1b537","hostname":"www.wordfence.com","tags":["Vendor Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2021-04-05T18:27:45.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-03T19:21:18.926Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":45,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T09:36:00.586Z","stale":false,"partial":false}}